THE SUBSTITUTE A substitute teacher arrives at Mirae High's Class 2-B — polite, brilliant, and already knowing everyone's names. But Han Yuna notices what no one else does: his eyes keep returning to desk seventeen, the desk of a boy who stopped coming to school last month. What is he looking for... and what happens when she sees his smile slip? A slow-burn psychological thriller. New episodes every Monday & Friday. A DraftDawn Original.

• Thriller